Tambourine



FIG. 1 is a front elevational view of a tambourine showing my new design;

FIG. 2 is a side elevational view; the side elevation view from the opposite side is identical;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a top plan view thereof. 

The ornamental design for a tambourine, as shown and described. 